The Stack Rack includes a specially-designed hitch-mounted basket that accommodates up to a 70-quart cooler in the bottom compartment. With the addition of the vertical post. the Stack Rack provides another level of carrying capacity for hauling treestands and other bulky items. By simply removing a pin, the convenient hinge at the base allows the Stack Rack to tilt away from your vehicle. giving you access to the interior of your SUV or pickup bed.